1 files changed, 91 insertions, 0 deletions
diff --git a/src/VBox/HostServices/SharedOpenGL/expando/expando.py b/src/VBox/HostServices/SharedOpenGL/expando/expando.py
new file mode 100644
index 00000000..86c45950
--- /dev/null
+++ b/src/VBox/HostServices/SharedOpenGL/expando/expando.py
@@ -0,0 +1,91 @@
+# $Id: expando.py $
+# This script generates calls for display list compilation
+# and state management.
+import sys
+
+sys.path.append( "../../glapi_parser" )
+import apiutil
+
+apiutil.CopyrightC()
+
+print """
+/* DO NOT EDIT - THIS FILE AUTOMATICALLY GENERATED BY expando.py SCRIPT */
+#include <stdio.h>
+#include "cr_error.h"
+#include "cr_spu.h"
+#include "cr_dlm.h"
+#include "expandospu.h"
+"""
+
+allFunctions = []
+generatedFunctions = []
+
+for func_name in apiutil.GetDispatchedFunctions(sys.argv[1]+"/APIspec.txt"):
+	if apiutil.FindSpecial("expando", func_name):
+		allFunctions.append(func_name)
+	elif apiutil.CanCompile(func_name) or apiutil.SetsClientState(func_name):
+		generatedFunctions.append(func_name)
+		allFunctions.append(func_name)
+
+for func_name in generatedFunctions:
+	params = apiutil.Parameters(func_name)
+	return_type = apiutil.ReturnType(func_name)
+	basicCallString = apiutil.MakeCallString(params)
+	declarationString = apiutil.MakeDeclarationString(params)
+	dlmCallString = basicCallString
+	chromiumProps = apiutil.ChromiumProps(func_name)
+
+	needClientState = 0
+	if apiutil.UsesClientState(func_name):
+		dlmCallString = basicCallString + ", clientState"
+		needClientState = 1
+
+	needDL = 0
+	if apiutil.CanCompile(func_name):
+		needDL = 1
+
+	print 'static %s EXPANDOSPU_APIENTRY expando%s(%s)' % ( return_type, func_name, declarationString)
+	print '{'
+	if needDL:
+		print '\tGLenum dlMode = crDLMGetCurrentMode();'
+	if needClientState:
+		print '\tCRContext *stateContext = crStateGetCurrent();'
+		print '\tCRClientState *clientState = NULL;'
+		print '\tif (stateContext != NULL) {'
+		print '\t\tclientState = &(stateContext->client);'
+		print '\t}'
+
+	if needDL:
+		if "checklist" in chromiumProps:
+			print '\tif (dlMode != GL_FALSE && crDLMCheckList%s(%s)) {' % (func_name, basicCallString)
+		else:
+			print '\tif (dlMode != GL_FALSE) {'
+		print '\t\tcrDLMCompile%s(%s);' % (func_name, dlmCallString)
+		# If we're only compiling, return now.
+		print '\t\tif (dlMode == GL_COMPILE) return %s;' % '0' if return_type != "void" else ""
+		print '\t}'
+
+	# If it gets this far, we're either just executing, or executing
+	# and compiling.  Either way, pass the call to the super SPU,
+	# and to the state tracker (if appropriate; note that we only
+	# track client-side state, not all state).
+	if return_type != "void":
+	    print '\t%s rc = expando_spu.super.%s(%s);' % (return_type, func_name, basicCallString)
+	else:
+	    print '\texpando_spu.super.%s(%s);' % (func_name, basicCallString)
+	if apiutil.SetsClientState(func_name):
+		print '\tcrState%s(%s);' % (func_name, basicCallString)	
+	
+	if return_type != "void":
+	    print "\treturn rc;"
+
+	print '}'
+	print ''
+
+# Generate the table of named functions. including all the static generated
+# functions as well as the special functions.
+print 'SPUNamedFunctionTable _cr_expando_table[] = {'
+for func_name in allFunctions:
+	print '\t{ "%s", (SPUGenericFunction) expando%s },' % (func_name, func_name )
+print '\t{ NULL, NULL }'
+print '};'